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The Physics of the Squeak: How Supersonic Pulses Make Basketball Shoes Scream

Harvard engineers have solved the long-standing mystery of why sneakers squeak on a gym floor. Using high-speed imaging, researchers discovered that the sound is caused by 'supersonic detachment pulses' rather than simple sliding friction.

Ji-woo ParkJi-woo Park
February 25, 2026408 views
The Physics of the Squeak: How Supersonic Pulses Make Basketball Shoes Scream
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Arjun Kapoor
Arjun Kapoor2d ago

It is surprising